Daytime Running Light Operation
- BCM detects the Combination Switch condition by the Combination Switch reading function.
- BCM detects vehicle condition depending on the following signals.
- Engine status signal (received from ECM via CAN Communication)
- Stop/Start status signal * (received from ECM via CAN Communication)
- Parking brake Switch signal (received from Combination Meter via CAN Communication)
- BCM transmits the Daytime Running Light request signal to IPDM E/R via CAN Communication according to the Daytime Running Light ON condition.
Daytime Running Light ON condition
- Engine running with the parking brake released, and any following conditions is satisfied.
- Lighting Switch OFF
- Lighting Switch AUTO (Only when the illumination judgment by auto light system is OFF. For details, refer to SYSTEM DESCRIPTION .)
- Engine running with the parking brake released, and any following conditions is satisfied.
- IPDM E/R turns the Daytime Running Light relay ON, and turns the Daytime Running Light ON according to the Daytime Running Light request signal.
NOTE:
When the engine is stopped by the Stop/Start system, the operation of Daytime Running Light system is not canceled. *
* : With Stop/Start system